diff options
| author | rth <rth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2004-07-16 20:40:25 +0000 |
|---|---|---|
| committer | rth <rth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2004-07-16 20:40:25 +0000 |
| commit | 4a6920120beaf2da27fba3e8f1f19361f78d645c (patch) | |
| tree | ac3adfa1c4468b9b4aecc3bd7a72273f41e2f01b /gcc/tree-ssa-copyrename.c | |
| parent | 39cd001ae972d3fbc903ca568432f0b46cda67da (diff) | |
| download | gcc-4a6920120beaf2da27fba3e8f1f19361f78d645c.tar.gz | |
* tree-flow.h (struct var_ann_d): Remove has_hidden_use.
* gimple-low.c (expand_var_p): Don't check it.
* tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
* tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
* tree-ssa-operands.c (add_stmt_operand): Likewise.
* tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
(find_referenced_vars): Don't call them.
* tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@84830 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/tree-ssa-copyrename.c')
| -rw-r--r-- | gcc/tree-ssa-copyrename.c | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/gcc/tree-ssa-copyrename.c b/gcc/tree-ssa-copyrename.c index a355b2d5b7d..c65b8284de6 100644 --- a/gcc/tree-ssa-copyrename.c +++ b/gcc/tree-ssa-copyrename.c @@ -309,9 +309,7 @@ rename_ssa_copies (void) tree lhs = TREE_OPERAND (stmt, 0); tree rhs = TREE_OPERAND (stmt, 1); - if (TREE_CODE (lhs) == SSA_NAME - && !has_hidden_use (SSA_NAME_VAR (lhs)) - && TREE_CODE (rhs) == SSA_NAME) + if (TREE_CODE (lhs) == SSA_NAME && TREE_CODE (rhs) == SSA_NAME) copy_rename_partition_coalesce (map, lhs, rhs, debug); } } @@ -325,10 +323,8 @@ rename_ssa_copies (void) int i; tree res = PHI_RESULT (phi); - /* Do not process virtual SSA_NAMES or variables which have - hidden uses. */ - if (!is_gimple_reg (SSA_NAME_VAR (res)) - || has_hidden_use (SSA_NAME_VAR (res))) + /* Do not process virtual SSA_NAMES. */ + if (!is_gimple_reg (SSA_NAME_VAR (res))) continue; for (i = 0; i < PHI_NUM_ARGS (phi); i++) |